Fast Bridge Test 4-6-8-10 cm

Find your optimal Bridge Fan Speed

Set your part cooling fan speed to a choosen static value (also your bridge fan speed if different)
Try to find the best working speed for your nozzle/speed/temperature/filament combination

Model is optimal to use with

0.4mm Nozzle, default extrusion width, 0.2mm layer height

Prints in about 20 min